Don't fail when ignore templates is empty or not findable

[kddejong]

Issue #, if available:
fix #3881

Description of changes:

• Don't fail when ignore templates is empty or not findable

By submitting this pull request, I confirm that you can use, modify, copy, and redistribute this contribution, under the terms of your choice.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 93.82%. Comparing base (3ae3941) to head (74bd8f7).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3900      +/-   ##
==========================================
- Coverage   93.82%   93.82%   -0.01%     
==========================================
  Files         366      366              
  Lines       12526    12527       +1     
  Branches     2574     2575       +1     
==========================================
  Hits        11753    11753              
  Misses        428      428              
- Partials      345      346       +1     

Flag	Coverage Δ
unittests	93.78% <100.00%> (-0.01%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

[dmarinuswoodwing]

Thanks!